Home / 13,235,811.34-18,265,863.18-7,355,693.32

Finding the Fourth Proportional to 13,235,811.34, 18,265,863.18 and 7,355,693.32

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Solution

The fourth proportional to 13,235,811.34, 18,265,863.18 and 7,355,693.32 is: 10,151,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,811.34 : 18,265,863.18 = 7,355,693.32 : x
  2. Step 2: Convert to fraction form
    13,235,811.34/18,265,863.18 = 7,355,693.32/x
  3. Step 3: Cross multiply
    13,235,811.34x = 18,265,863.18 × 7,355,693.32
  4. Step 4: Simplify right side
    13,235,811.34x = 134,358,087,731,495.30
  5. Step 5: Solve for x
    x = 134,358,087,731,495.30/13,235,811.34
  6. Step 6: Final answer
    x = 10,151,103.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.